First up, Gordon-Levitt and host Conan O’Brien looked back to the time when the actor trashed the TBS host’s set, complete with a flipped over, totally shattered coffee table.

As a result of that prior encounter — captured of course in a shared clip — “Conan” set designers were forced to swap out the glass type for the indestructible polyurethane kind.

Naturally, the athletic JGL had to try to jump directly through the new one, though he was only asked to knock on it. Fortunately, the material held up and leg arteries were spared. You can watch the near-tragedy below.